CN101127547B - 分集切换 - Google Patents

分集切换 Download PDF

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Publication number
CN101127547B
CN101127547B CN2007101016524A CN200710101652A CN101127547B CN 101127547 B CN101127547 B CN 101127547B CN 2007101016524 A CN2007101016524 A CN 2007101016524A CN 200710101652 A CN200710101652 A CN 200710101652A CN 101127547 B CN101127547 B CN 101127547B
Authority
CN
China
Prior art keywords
antenna
quality
signal
factor
antennas
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN2007101016524A
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English (en)
Chinese (zh)
Other versions
CN101127547A (zh
Inventor
S·邱
S·库坦
A·萨尔夫卡
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Intel Corp
Original Assignee
Intel Corp
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Publication date
Application filed by Intel Corp filed Critical Intel Corp
Publication of CN101127547A publication Critical patent/CN101127547A/zh
Application granted granted Critical
Publication of CN101127547B publication Critical patent/CN101127547B/zh
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
    • H04B7/0802—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using antenna selection
    • H04B7/0817—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using antenna selection with multiple receivers and antenna path selection
    • H04B7/082—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using antenna selection with multiple receivers and antenna path selection selecting best antenna path
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
    • H04B7/0802—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using antenna selection
    • H04B7/0805—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using antenna selection with single receiver and antenna switching
    • H04B7/0808—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using antenna selection with single receiver and antenna switching comparing all antennas before reception
    • H04B7/0811—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using antenna selection with single receiver and antenna switching comparing all antennas before reception during preamble or gap period

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Radio Transmission System (AREA)
CN2007101016524A 2006-08-02 2007-03-06 分集切换 Expired - Fee Related CN101127547B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US11/461,865 US7706768B2 (en) 2006-08-02 2006-08-02 Diversity switching
US11/461865 2006-08-02

Publications (2)

Publication Number Publication Date
CN101127547A CN101127547A (zh) 2008-02-20
CN101127547B true CN101127547B (zh) 2012-05-30

Family

ID=38997462

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2007101016524A Expired - Fee Related CN101127547B (zh) 2006-08-02 2007-03-06 分集切换

Country Status (6)

Country Link
US (1) US7706768B2 (ko)
EP (1) EP2050203A4 (ko)
KR (1) KR101121253B1 (ko)
CN (1) CN101127547B (ko)
TW (1) TWI360314B (ko)
WO (1) WO2008016397A1 (ko)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8064861B2 (en) * 2008-04-14 2011-11-22 Silicon Laboratories Inc. Circuit and method for antenna selection in an antenna diversity receiver
US20090323872A1 (en) * 2008-06-30 2009-12-31 Sirius Xm Radio Inc. Interface between a switched diversity antenna system and digital radio receiver
EP2385584A1 (en) * 2009-02-02 2011-11-09 Panasonic Corporation Antenna and reception apparatus provided with antenna
US8873515B2 (en) * 2011-04-05 2014-10-28 Qualcomm Incorporated Dynamic receive diversity switching
US9401832B2 (en) 2011-05-20 2016-07-26 Microsoft Technology Licensing, Llc Long-range nodes with adaptive preambles for coexistence
US9385848B2 (en) * 2011-05-20 2016-07-05 Microsoft Technology Licensing, Llc Short-range nodes with adaptive preambles for coexistence
US10559149B1 (en) * 2018-10-08 2020-02-11 Nxp B.V. Dynamic anchor pre-selection for ranging applications

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6032033A (en) * 1996-12-03 2000-02-29 Nortel Networks Corporation Preamble based selection diversity in a time division multiple access radio system using digital demodulation
CN1574682A (zh) * 2003-05-28 2005-02-02 日本电气株式会社 天线分集收发器和切换接收天线的方法
CN1622476A (zh) * 2003-11-25 2005-06-01 夏普株式会社 接收装置
CN1698285A (zh) * 2003-02-27 2005-11-16 株式会社东芝 用于分集接收通信系统的信号处理设备和方法
US20060008037A1 (en) * 2004-06-30 2006-01-12 Samsung Electronics Co., Ltd. Apparatus and method for estimating a carrier-to-interference-and-noise ratio in a communication system

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JPS60189333A (ja) * 1984-03-07 1985-09-26 Pioneer Electronic Corp ダイバシテイ受信機
US4953197A (en) * 1988-12-08 1990-08-28 International Mobile Machines Corporation Combination spatial diversity system
JP2552928B2 (ja) * 1990-01-31 1996-11-13 三菱電機株式会社 アンテナ選択ダイバーシチ受信装置
GB2244190A (en) * 1990-05-17 1991-11-20 Orbitel Mobile Communications Receiver systems with equalisers
US5303240A (en) * 1991-07-08 1994-04-12 Motorola, Inc. Telecommunications system using directional antennas
JPH0571622A (ja) * 1991-09-12 1993-03-23 Honda Motor Co Ltd 自動変速機の制御装置
US5280637A (en) * 1991-09-18 1994-01-18 Motorola, Inc. Phase combining method and apparatus for use in a diversity receiver
US5321850A (en) * 1991-10-09 1994-06-14 Telefonaktiebolaget L M Ericsson Diversity radio receiver automatic frequency control
US5392300A (en) * 1992-11-10 1995-02-21 Motorola, Inc. Dual mode radio communication unit
US5561673A (en) * 1993-04-16 1996-10-01 Matsushita Electric Industrial Co., Ltd. Antenna switched diversity reciever
GB2294609B (en) * 1994-10-26 1999-01-27 Northern Telecom Ltd A base station arrangement
US7035661B1 (en) * 1996-10-11 2006-04-25 Arraycomm, Llc. Power control with signal quality estimation for smart antenna communication systems
US6864853B2 (en) * 1999-10-15 2005-03-08 Andrew Corporation Combination directional/omnidirectional antenna
US20020160737A1 (en) 2001-03-06 2002-10-31 Magis Networks, Inc. Method and apparatus for diversity antenna branch selection
US20030002471A1 (en) * 2001-03-06 2003-01-02 Crawford James A. Method for estimating carrier-to-noise-plus-interference ratio (CNIR) for OFDM waveforms and the use thereof for diversity antenna branch selection
US7155192B2 (en) 2001-09-25 2006-12-26 At&T Corp. Multi-antenna/multi-receiver array diversity system
JP2005094143A (ja) * 2003-09-12 2005-04-07 Uniden Corp ダイバーシチ受信装置
TWI226158B (en) * 2003-09-19 2005-01-01 Realtek Semiconductor Corp Method for antenna diversity
US7454183B2 (en) * 2004-02-24 2008-11-18 Broadcom Corporation Method and system for antenna selection diversity with dynamic gain control
TWI237453B (en) * 2004-05-11 2005-08-01 Realtek Semiconductor Corp Method and apparatus for antenna diversity

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6032033A (en) * 1996-12-03 2000-02-29 Nortel Networks Corporation Preamble based selection diversity in a time division multiple access radio system using digital demodulation
CN1698285A (zh) * 2003-02-27 2005-11-16 株式会社东芝 用于分集接收通信系统的信号处理设备和方法
CN1574682A (zh) * 2003-05-28 2005-02-02 日本电气株式会社 天线分集收发器和切换接收天线的方法
CN1622476A (zh) * 2003-11-25 2005-06-01 夏普株式会社 接收装置
US20060008037A1 (en) * 2004-06-30 2006-01-12 Samsung Electronics Co., Ltd. Apparatus and method for estimating a carrier-to-interference-and-noise ratio in a communication system

Also Published As

Publication number Publication date
CN101127547A (zh) 2008-02-20
WO2008016397A1 (en) 2008-02-07
KR101121253B1 (ko) 2012-03-23
KR20090031437A (ko) 2009-03-25
TW200838191A (en) 2008-09-16
US7706768B2 (en) 2010-04-27
EP2050203A4 (en) 2012-11-28
EP2050203A1 (en) 2009-04-22
TWI360314B (en) 2012-03-11
US20080032654A1 (en) 2008-02-07

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C06 Publication
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SE01 Entry into force of request for substantive examination
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C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20120530

Termination date: 20130306